In pics: curtain wall project of sky corridor in SW China's Chongqing

Aerial photo taken on Jan. 14, 2019 shows the construction site of the curtain wall project of a sky corridor on the Raffles Square in Chongqing, southwest China. The curtain wall project of the sky corridor, with a length of 300 meters, was successfully closed on Monday. (Xinhua/Wang Quanchao)